
body{
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
}
.btn{
    width: 100px;
    height: 50px;
    background: red;
    margin: auto;
    text-align: center;
    line-height: 50px;
    color: #FFF;
    position: relative;
    user-select: none;
}
.pop{
    width: 10px;
    height: 10px;
    position: absolute;
    left: 50%;
    top: 50%;
    /* transform: translate(-50%,-50%); */
    background: green;
    /* opacity: 0; */
    animation: move  1s linear ;
    /* animation-delay: calc(var(--i) * 0.036s); */

}
.active{
    animation: move  10s ease-out ;
}

@keyframes move{

0%{
    opacity: 1;
  
}
    100%{
        transform:rotate(calc(var(--i) * 1deg)) translateY(150px);
        
        /* opacity: 0; */
    }

}